<div id="menu">
    <ul class="menu">
        <li><a href="Home" class="parent"><span>Home</span></a>
        </li>
        <li><a href="Air" class="parent"><span>View Aircraft</span></a>
                </li>
        <li class="last"><a href="ContactUs"><span>Contacts Us</span></a></li>
    </ul>
</div> <!-- end menu -->